LiouvilleLambda[n] gives the Liouville function \[Lambda](n).
LogSeriesDistribution[\[Theta]] represents a logarithmic series distribution with parameter \[Theta].
LyapunovSolve[a, c] finds a solution x of the matrix Lyapunov equation a.x + x.a\[ConjugateTranspose] == c.LyapunovSolve[a, b, c] solves a.x + x.b == c.LyapunovSolve[{a, d}, ...
MultinomialDistribution[n, {p_1, p_2, ..., p_m}] represents a multinomial distribution with n trials and probabilities p_i.
NicholsPlot[g] gives the Nichols plot of a rational function g in one complex variable.NicholsPlot[sys] gives the Nichols plot of a TransferFunctionModel or StateSpaceModel ...
ParallelTry[f, {arg_1, arg_2, ...}] evaluates f[arg_i] in parallel, returning the first result received.ParallelTry[f, {arg_1, arg_2, ...}, k] returns a list of the first k ...
PrimeNu
(Built-in Mathematica Symbol) PrimeNu[n] gives the number of distinct primes \[Nu](n) in n.
RogersTanimotoDissimilarity[u, v] gives the Rogers\[Dash]Tanimoto dissimilarity between Boolean vectors u and v.
Slider
(Built-in Mathematica Symbol) Slider[x] represents a slider with setting x in the range 0 to 1. Slider[Dynamic[x]] takes the setting to be the dynamically updated current value of x, with the value of x ...
StringReverse["string"] reverses the order of the characters in " string".